Question Number 153398 by Rankut last updated on 07/Sep/21
$${find}\:{the}\:{slop}\:{of}\:{the}\:{tangent}\:{to}\:{the}\:{curve} \\ $$$${y}=\mathrm{7}{cosx}\:\:{at}\:\:{x}=\frac{\pi}{\mathrm{4}} \\ $$
find-the-slop-of-the-tangent-to-the-curve-y-7cosx-at-x-pi-4-